Tachikawa, T. 1956e Two aphelinid parasites (Hymenoptera) of Pulvinaria okitsuensis Kuwana.. Transactions of the Shikoku Entomological Society 5(1/2): 17.

Notes: Coccophagus japonicus and C. yoshidae were collected for the first time from Pulvinaria okitsuensis, a rare indigenous coccid, on Thea sinensis, the tea tree.